Home / 4,920,770.15-6,790,667.05-2,745,313.76

Finding the Fourth Proportional to 4,920,770.15, 6,790,667.05 and 2,745,313.76

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Solution

The fourth proportional to 4,920,770.15, 6,790,667.05 and 2,745,313.76 is: 3,788,535.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,920,770.15 : 6,790,667.05 = 2,745,313.76 : x
  2. Step 2: Convert to fraction form
    4,920,770.15/6,790,667.05 = 2,745,313.76/x
  3. Step 3: Cross multiply
    4,920,770.15x = 6,790,667.05 × 2,745,313.76
  4. Step 4: Simplify right side
    4,920,770.15x = 18,642,511,696,909.53
  5. Step 5: Solve for x
    x = 18,642,511,696,909.53/4,920,770.15
  6. Step 6: Final answer
    x = 3,788,535.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.